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Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

The practice began in 1920s Western variety shows and spread to city speakeasies, but it faces increased scrutiny today—and pressure from conservation groups to make races safer for the reptiles. In ...

For those who celebrate it, tracking what day the holiday Easter takes place on can be a challenge. According to Christian religious traditions, Easter Sunday falls on the first Sunday following the ...

👉 Learn how to apply induction to prove the sum formula for every term. Proof by induction is a mathematical proof technique. It is usually used to prove that a formula written in terms of n holds ...

It started with the mysterious discovery of more than a hundred turtles, some with their shells smashed, others dismembered, all of them dead. It ended with a potential warning for the future. It was ...

Celebrate Pi Day and read about how this number pops up across math and science on our special Pi Day page. For more than two millennia, mathematicians have produced a growing heap of pi equations in ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

As one of the most heavily regulated foods on the market, infant formula is subject to strict nutrition guidelines and undergoes rigorous safety and quality testing. But CR’s tests of infant formula ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...